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-rw-r--r--test/asan/TestCases/Posix/closed-fds.cc33
1 files changed, 33 insertions, 0 deletions
diff --git a/test/asan/TestCases/Posix/closed-fds.cc b/test/asan/TestCases/Posix/closed-fds.cc
new file mode 100644
index 000000000000..3bbe3d8e68e1
--- /dev/null
+++ b/test/asan/TestCases/Posix/closed-fds.cc
@@ -0,0 +1,33 @@
+// Check that when the program closed its std(in|out|err), running the external
+// symbolizer still works.
+
+// RUN: rm -f %t.log.*
+// RUN: %clangxx_asan -O0 %s -o %t 2>&1 && %env_asan_opts=log_path=%t.log:verbosity=2 not %run %t 2>&1
+// RUN: FileCheck %s --check-prefix=CHECK-FILE < %t.log.*
+
+// FIXME: copy %t.log back from the device and re-enable on Android.
+// UNSUPPORTED: android
+
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+int main(int argc, char **argv) {
+ int result = fprintf(stderr, "Closing streams.\n");
+ assert(result > 0);
+ close(STDIN_FILENO);
+ close(STDOUT_FILENO);
+ close(STDERR_FILENO);
+ result = fprintf(stderr, "Can you hear me now?\n");
+ assert(result < 0);
+ char *x = (char *)malloc(10 * sizeof(char));
+ free(x);
+ x[argc] = 'X'; // BOOM
+ // CHECK-FILE: {{.*ERROR: AddressSanitizer: heap-use-after-free on address}}
+ // CHECK-FILE: {{0x.* at pc 0x.* bp 0x.* sp 0x.*}}
+ // CHECK-FILE: {{WRITE of size 1 at 0x.* thread T0}}
+ // CHECK-FILE: {{ #0 0x.* in main .*closed-fds.cc:}}[[@LINE-4]]
+ return 0;
+}